FRANCE/STAMPS, 1974 – ARCHITECTURE – YV 2037 EPREUVE DE LUXE – LUXURY PROFF
47th NATIONAL CONGRESS OF THE FRENCH PHILATELIC FEDERATION
FRANCE/STAMPS, 1979 – ARCHITECTURA – YV 2037 EPREUVE DE LUXE – LUXURY PROFF
50 NATIONAL CONGRESS OF THE FRENCH PHILATELIC FEDERATION